NCCCO Mobile Crane
Operator (TSS & TLL)
Exams | Latest 2025/2026
Update | Verified Q&A
43. When is it okay to temporarily bypass a crane's overload warning system?
a. When a supervisor tells you to
b. When the load to be lifted exceeds the capacity in the chart
c. Never
,d. During assembly/disassembly operations - ANSWER -d.
44. What happens to the leverage of the load on a crane as the boom is being lowered?
a. It increases
b. It decreases
c. It stays the same
d. It depends on the weight of the load being lifted - ANSWER -a.
45. Where are the Standard Method hand signals found?
a. OSHA Subpart CC
b. OSHA 1926.550
c. ASME B30.R
d. They are determined by each manufacturer - ANSWER -a.
46. What should an operator do if a crane's load moment indicator (LMI) malfunctions?
a. Cease crane operations and report the condition to the supervisor
b. Turn it off and continue as if the LMI were not installed
c. Make mathematical allowances for any error
d. Attempt to repair the fault - ANSWER -a.
1. Where must the operator's manual be kept during crane operations?
a. The operator's manual must be kept in a location that is readily available
b. The operator's manual must be kept in the cab at all times
c. The operator's manual must be kept in the dispatch office
d. The operator's manual must be kept in a secure place - ANSWER -b.
2. According to ASME B30.5, what are the minimal requirements to meet crane operator
qualifications?
a. High School Diploma
, b. CDL with on the job training
c. Physical, Written Test, Practical Test
d. CDL physical, employers written permission - ANSWER -c.
3. What hand signal must be obeyed at all times?
a. Swing
b. Clog-everything
c. Stop
d. Hoist Slow - ANSWER -c.
4. When removing pins or bolts from a boom assembly, workers shall remain
a. clear of sledge hammers
b. out from under the boom
c. on top of boom holding pendants
d. in sight of the operator - ANSWER -b.
5. When may a crane be overloaded?
a. When the supervisor says it's OK
b. Never
c. When testing the crane
d. When proof testing a man basket - ANSWER -c.
6. When can the operator leave the crane?
a. Break time
b. End of the shift
c. After securing the crane
d. When a storm is coming - ANSWER -b.
7. When can a crane be side loaded?
Operator (TSS & TLL)
Exams | Latest 2025/2026
Update | Verified Q&A
43. When is it okay to temporarily bypass a crane's overload warning system?
a. When a supervisor tells you to
b. When the load to be lifted exceeds the capacity in the chart
c. Never
,d. During assembly/disassembly operations - ANSWER -d.
44. What happens to the leverage of the load on a crane as the boom is being lowered?
a. It increases
b. It decreases
c. It stays the same
d. It depends on the weight of the load being lifted - ANSWER -a.
45. Where are the Standard Method hand signals found?
a. OSHA Subpart CC
b. OSHA 1926.550
c. ASME B30.R
d. They are determined by each manufacturer - ANSWER -a.
46. What should an operator do if a crane's load moment indicator (LMI) malfunctions?
a. Cease crane operations and report the condition to the supervisor
b. Turn it off and continue as if the LMI were not installed
c. Make mathematical allowances for any error
d. Attempt to repair the fault - ANSWER -a.
1. Where must the operator's manual be kept during crane operations?
a. The operator's manual must be kept in a location that is readily available
b. The operator's manual must be kept in the cab at all times
c. The operator's manual must be kept in the dispatch office
d. The operator's manual must be kept in a secure place - ANSWER -b.
2. According to ASME B30.5, what are the minimal requirements to meet crane operator
qualifications?
a. High School Diploma
, b. CDL with on the job training
c. Physical, Written Test, Practical Test
d. CDL physical, employers written permission - ANSWER -c.
3. What hand signal must be obeyed at all times?
a. Swing
b. Clog-everything
c. Stop
d. Hoist Slow - ANSWER -c.
4. When removing pins or bolts from a boom assembly, workers shall remain
a. clear of sledge hammers
b. out from under the boom
c. on top of boom holding pendants
d. in sight of the operator - ANSWER -b.
5. When may a crane be overloaded?
a. When the supervisor says it's OK
b. Never
c. When testing the crane
d. When proof testing a man basket - ANSWER -c.
6. When can the operator leave the crane?
a. Break time
b. End of the shift
c. After securing the crane
d. When a storm is coming - ANSWER -b.
7. When can a crane be side loaded?
